package com.ruoyi.web.controller.system;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.List;

import javax.servlet.http.HttpServletResponse;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.MediaType;
import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.DeleteMapping;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.PutMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import com.alibaba.fastjson2.JSONObject;
import com.ruoyi.common.annotation.Log;
import com.ruoyi.common.constant.UserConstants;
import com.ruoyi.common.core.controller.BaseController;
import com.ruoyi.common.core.domain.AjaxResult;
import com.ruoyi.common.core.domain.ConnectServe;
import com.ruoyi.common.core.domain.FileInfoParm;
import com.ruoyi.common.core.domain.entity.SysMenu;
import com.ruoyi.common.enums.BusinessType;
import com.ruoyi.common.utils.SftpService;
import com.ruoyi.common.utils.SmbFileService;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.system.service.ISysMenuService;

/**
 * 菜单信息
 * 
 * @author ruoyi
 */
@RestController
@RequestMapping("/system/menu")
public class SysMenuController extends BaseController {
	@Autowired
	private ISysMenuService menuService;
	@Autowired
	private   SftpService sftpService;

	 
	@Autowired
	private   SmbFileService smbFileService;

	 
	 
	/**
	 * testdir
	 * @throws Exception 
	 */
 
	@GetMapping("/testdir")
	public AjaxResult testdir(ConnectServe connectServe) throws Exception {
		
		List<FileInfoParm> sftpFileInfoList= smbFileService.getFilesFromServerStream(connectServe);
		
		//List<SysMenu> menus = menuService.selectMenuList(menu, getUserId());
		return success(sftpFileInfoList);
	}
	
	@PostMapping(value = "/files-stream", produces = MediaType.TEXT_EVENT_STREAM_VALUE + ";charset=UTF-8")
	public void getFilesStream(@RequestBody ConnectServe connectServe, HttpServletResponse response)
			throws Exception {
		response.setContentType(MediaType.TEXT_EVENT_STREAM_VALUE + ";charset=UTF-8");
		
        ObjectMapper mapper = new ObjectMapper(); // Jackson's ObjectMapper for JSON serialization
		if("sftp".equals(connectServe.getConnectType())) {
			PrintWriter out = response.getWriter();
			sftpService.getFilesFromSftpServerStream(connectServe.getHost(), (int)connectServe.getPort(), connectServe.getUser(),
					connectServe.getPassword(), connectServe.getPath(), fileInfo -> {
						try {
							out.println("data: " + mapper.writeValueAsString(fileInfo)+ "\n\n");
						} catch (JsonProcessingException e) {
							// TODO Auto-generated catch block
							e.printStackTrace();
						}
						out.flush();
					});
			out.close();
			
		}else if("smb".equals(connectServe.getConnectType())) {
			PrintWriter out = response.getWriter();
			smbFileService.getFilesFromServerStream( connectServe,fileInfo -> {
				try {
					out.println("data: " + mapper.writeValueAsString(fileInfo)+ "\n\n");
					//out.getBody().write(sseData.getBytes(outputMessage.getHeaders().getContentType().getCharset()));
				} catch (JsonProcessingException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
				out.flush();
			});
			out.close();
		}
		else if("cifs".equals(connectServe.getConnectType())) {
			PrintWriter out = response.getWriter();
			smbFileService.getFilesFromServerStream( connectServe,fileInfo -> {
				try {
					out.println("data: " + mapper.writeValueAsString(fileInfo)+ "\n\n");
				} catch (JsonProcessingException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
				out.flush();
			});
			 
			out.close();
		}
		
	}
 
	/**
	 * 获取菜单列表
	 */
	@PreAuthorize("@ss.hasPermi('system:menu:list')")
	@GetMapping("/list")
	public AjaxResult list(SysMenu menu) {
		List<SysMenu> menus = menuService.selectMenuList(menu, getUserId());
		return success(menus);
	}

	/**
	 * 根据菜单编号获取详细信息
	 */
	@PreAuthorize("@ss.hasPermi('system:menu:query')")
	@GetMapping(value = "/{menuId}")
	public AjaxResult getInfo(@PathVariable Long menuId) {
		return success(menuService.selectMenuById(menuId));
	}

	/**
	 * 获取菜单下拉树列表
	 */
	@GetMapping("/treeselect")
	public AjaxResult treeselect(SysMenu menu) {
		List<SysMenu> menus = menuService.selectMenuList(menu, getUserId());
		return success(menuService.buildMenuTreeSelect(menus));
	}

	/**
	 * 加载对应角色菜单列表树
	 */
	@GetMapping(value = "/roleMenuTreeselect/{roleId}")
	public AjaxResult roleMenuTreeselect(@PathVariable("roleId") Long roleId) {
		List<SysMenu> menus = menuService.selectMenuList(getUserId());
		AjaxResult ajax = AjaxResult.success();
		ajax.put("checkedKeys", menuService.selectMenuListByRoleId(roleId));
		ajax.put("menus", menuService.buildMenuTreeSelect(menus));
		return ajax;
	}

	/**
	 * 新增菜单
	 */
	@PreAuthorize("@ss.hasPermi('system:menu:add')")
	@Log(title = "菜单管理", businessType = BusinessType.INSERT)
	@PostMapping
	public AjaxResult add(@Validated @RequestBody SysMenu menu) {
		if (!menuService.checkMenuNameUnique(menu)) {
			return error("新增菜单'" + menu.getMenuName() + "'失败，菜单名称已存在");
		} else if (UserConstants.YES_FRAME.equals(menu.getIsFrame()) && !StringUtils.ishttp(menu.getPath())) {
			return error("新增菜单'" + menu.getMenuName() + "'失败，地址必须以http(s)://开头");
		}
		menu.setCreateBy(getUsername());
		return toAjax(menuService.insertMenu(menu));
	}

	/**
	 * 修改菜单
	 */
	@PreAuthorize("@ss.hasPermi('system:menu:edit')")
	@Log(title = "菜单管理", businessType = BusinessType.UPDATE)
	@PutMapping
	public AjaxResult edit(@Validated @RequestBody SysMenu menu) {
		if (!menuService.checkMenuNameUnique(menu)) {
			return error("修改菜单'" + menu.getMenuName() + "'失败，菜单名称已存在");
		} else if (UserConstants.YES_FRAME.equals(menu.getIsFrame()) && !StringUtils.ishttp(menu.getPath())) {
			return error("修改菜单'" + menu.getMenuName() + "'失败，地址必须以http(s)://开头");
		} else if (menu.getMenuId().equals(menu.getParentId())) {
			return error("修改菜单'" + menu.getMenuName() + "'失败，上级菜单不能选择自己");
		}
		menu.setUpdateBy(getUsername());
		return toAjax(menuService.updateMenu(menu));
	}

	/**
	 * 删除菜单
	 */
	@PreAuthorize("@ss.hasPermi('system:menu:remove')")
	@Log(title = "菜单管理", businessType = BusinessType.DELETE)
	@DeleteMapping("/{menuId}")
	public AjaxResult remove(@PathVariable("menuId") Long menuId) {
		if (menuService.hasChildByMenuId(menuId)) {
			return warn("存在子菜单,不允许删除");
		}
		if (menuService.checkMenuExistRole(menuId)) {
			return warn("菜单已分配,不允许删除");
		}
		return toAjax(menuService.deleteMenuById(menuId));
	}
}